NL8000662A - Werkwijze ter bereiding van alfa-hydroxycarbonyl- verbindingen. - Google Patents

Werkwijze ter bereiding van alfa-hydroxycarbonyl- verbindingen. Download PDF

Info

Publication number
NL8000662A
NL8000662A NL8000662A NL8000662A NL8000662A NL 8000662 A NL8000662 A NL 8000662A NL 8000662 A NL8000662 A NL 8000662A NL 8000662 A NL8000662 A NL 8000662A NL 8000662 A NL8000662 A NL 8000662A
Authority
NL
Netherlands
Prior art keywords
cyano
formula
hydrogen
methyl
hydroxy
Prior art date
Application number
NL8000662A
Other languages
English (en)
Dutch (nl)
Original Assignee
Givaudan & Cie Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CH102479A external-priority patent/CH643228A5/de
Priority claimed from CH1110479A external-priority patent/CH645087A5/de
Application filed by Givaudan & Cie Sa filed Critical Givaudan & Cie Sa
Publication of NL8000662A publication Critical patent/NL8000662A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/673—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by change of size of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/703—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups
    • C07C49/707—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups a keto group being part of a three- to five-membered ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL8000662A 1979-02-02 1980-02-01 Werkwijze ter bereiding van alfa-hydroxycarbonyl- verbindingen. NL8000662A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH102479A CH643228A5 (en) 1979-02-02 1979-02-02 Process for the preparation of alpha-hydroxycarbonyl compounds
CH102479 1979-02-02
CH1110479 1979-12-14
CH1110479A CH645087A5 (en) 1979-12-14 1979-12-14 alpha-Hydroxycarbonyl compounds

Publications (1)

Publication Number Publication Date
NL8000662A true NL8000662A (nl) 1980-08-05

Family

ID=25686416

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8000662A NL8000662A (nl) 1979-02-02 1980-02-01 Werkwijze ter bereiding van alfa-hydroxycarbonyl- verbindingen.

Country Status (5)

Country Link
US (2) US4318855A (ja)
DE (1) DE3003457A1 (ja)
FR (1) FR2447917A1 (ja)
GB (2) GB2041935B (ja)
NL (1) NL8000662A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2558266B2 (ja) * 1985-11-20 1996-11-27 ジボーダン ― ルール （ アンテルナショナル ） ソシエテ アノニム α−ヒドロキシカルボニル化合物の製造法
CA2454353C (en) * 2001-07-20 2011-01-25 Mars, Incorporated Dulce de leche-flavored fat-based confection, method for making the same and confectionery candies making use of the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6916320A (ja) * 1968-10-31 1970-05-04
US3843704A (en) * 1972-04-17 1974-10-22 Pfizer 4 and 3,5 substituted derivatives of 1,2-bistrihydrocarbyl-selox-1-cyclopentenes
US4181666A (en) * 1977-08-11 1980-01-01 Givaudan Corporation Process for making furanones

Also Published As

Publication number Publication date
FR2447917B1 (ja) 1983-07-29
US4428886A (en) 1984-01-31
FR2447917A1 (fr) 1980-08-29
GB2041935A (en) 1980-09-17
GB2111983A (en) 1983-07-13
DE3003457C2 (ja) 1990-02-08
DE3003457A1 (de) 1980-08-14
US4318855A (en) 1982-03-09
GB2111983B (en) 1983-11-02
GB2041935B (en) 1983-05-25

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: GIVAUDAN-ROURE (INTERNATIONAL) S.A.

BN A decision not to publish the application has become irrevocable